NXP Semiconductors


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NPN RETs
PDTC114E series - R1 = 10 k; R2 = 10 k
PDTC114Y series - R1 = 10 k; R2 = 47 k
PDTC115E series - R1 = 100 k; R2 = 100 k
PDTC123E series - R1 = 2.2 k; R2 = 2.2 k
PDTC124E series - R1 = 22 k; R2 = 22 k
PDTC124T series - R1 = 22 k; R2 = open
PDTC124X series - R1 = 22 k; R2 = 47 k
PDTC143E series - R1 = 4.7 k; R2 = 4.7
PDTC143T series - R1 = 4.7 k; R2 = open
PDTC143X series - R1 = 4.7 k; R2 = 10 k
PDTC143Z series - R1 = 4.7 k; R2 = 47 k
PDTC144E series - R1 = 47 k; R2 = 47 k
PDTC144T series - R1 = 47 k; R2 = open
PDTC144W series - R1 = 47 k; R2 = 22 k
PDTC114T series - R1 = 10 k; R2 = open
PDTC115T series - R1 = 100 k; R2 = open
PDTC123J series - R1 = 2.2 k; R2 = 47 k
PDTC123T series - R1 = 2.2 k; R2 = open
PDTC123Y series - R1 = 2.2 k; R2 = 10 k
PDTC144V series - R1 = 47 k; R2 = 10 k

Latest products

PDTC123T series

NPN resistor-equipped transistors; R1 = 2.2 kOhm, R2 = open

Datasheet (78Kb)

Latest application notes

AN10388 2 (276Kb)
AN10117 1 (963Kb)

RETs make excellent space- and cost-saving solutions, reducing your component count and simplifying circuit design. Our extensive catalogue contains some 400 products, so you can find exactly what's best for your application.

Within the device portfolio you will find single and dual RETs with a great variety of resistor combinations. There is also a broad range of SMD and leaded packages to choose from.


Key features

  • Built-in bias resistors
  • 100 mA, 500 mA and up to 800 mA output current capability
  • ± 10% resistance ratio tolerance

Key benefits

  • Reduces component count
  • Simplifies circuit design
  • Reduces pick and place costs

Key applications

  • Digital systems
  • Switching loads
  • Controlling IC inputs

Information resources